Top Software Engineer Jobs in Portland, ME

The Senior Software Engineer will enhance the core product by developing features and tools for Chainguard Images, collaborating with teams and ensuring product quality.

Develop core backend components for a blockchain network, focusing on reliability and scalability, mainly using Rust. Ensure code quality through testing and debugging.

Develop and implement features by building backend APIs and frontend code, lead projects, and collaborate with teams to solve user problems.

The Senior Software Engineer will collaborate with teams to build and optimize a robust web application, ensure code quality, and elevate team impact.

The Software Test Engineer will design, implement, and maintain test frameworks for back-end services, ensuring product quality through test case creation and automation, and collaborating with cross-functional teams.

The Staff Software Engineer will develop full stack solutions, contribute to architecture, mentor junior developers, and collaborate with teams on software projects.

Owner of full-stack features and platform reliability: build scalable web applications, optimize PostgreSQL performance, maintain asynchronous infrastructure (Celery), migrate frontend to server-side HTMX, ship revenue-driving features, ensure observability and SLO-driven reliability, collaborate cross-functionally, write testable code, and participate in architecture and code reviews.

Design and implement backend services for an AI-driven automation platform, focusing on LLM orchestration, API development, and system reliability.

Design and build applications using Python, manage component design, optimize performance, and collaborate with clients on innovative products.

Design, build, and maintain scalable full-stack web applications. Implement backend APIs and responsive frontends, deploy to cloud, ensure security/performance, write tests, debug issues, participate in reviews, and mentor junior developers.

Hands-on senior full-stack engineer building and supporting user-facing features, infrastructure, and AI-powered workflows (LLM integration, RAG, agents). Drive architecture, dev experience, CI/CD, and partner with product and program teams to deliver a scalable education platform.

Work with senior engineers to develop, test, and maintain full-stack web applications. Build front-end interfaces, implement back-end APIs, write clean code, assist with testing and code reviews, participate in Agile ceremonies, and continuously learn new tools and best practices.

Develop and maintain mobile app and no-code quest editor, implement gameplay engine and server, design software architecture, and collaborate in one-week Scrum sprints using C++, Qt, QML, MySQL, and AI-assisted tools.

The role involves developing and optimizing core components of the Flow blockchain protocol, focusing on performance, scalability, and reliability, while also ensuring interoperability with the web3 ecosystem.

As a Staff Software Engineer, you'll architect and build foundational platform services, focusing on data infrastructure, healthcare interoperability, and secure APIs while mentoring other engineers.

Design, architect, and deliver scalable full-stack web features; own complex systems end-to-end; mentor engineers; deploy and manage cloud-based, containerized applications; maintain high code quality and excellent user experience while collaborating with product.

Lead the design and implementation of identity and access management solutions, collaborating in an agile environment and providing technical leadership.

Join the ApartmentIQ team as a Senior Software Engineer to develop and enhance a platform for property management, focusing on user experience and feature deployment.

Amplemarket seeks a Senior Backend Software Engineer to build reliable backend systems, design APIs, collaborate cross-functionally, and drive product development.